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Why does “while(true)” without “Thread.sleep” cause 100% CPU usage on Linux but not on Windows?
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By default, top on Linux runs in so-called IRIX mode, while the Windows Task Manager does not. Let's say you have 4 cores:
With IRIX mode on, 1 fully utilized core is 100% and 4 cores are 400%.
With IRIX mode off, 1 fully utilize...
How to display a content in two-column layout in LaTeX?
I am writing an article in LaTeX and I would like to display some content in two column layout. In the left column a matrix and in the right column a list of items. I have tried with tabular environment but it does not work as I want.
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How to use split?
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Documentation can be found e.g. at MDN. Note that .split() is not a jQuery method, but a native string method.
If you use .split() on a string, then you get an array back with the substrings:
var str = 'something -- something...
Show current key setting?
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To see the current value currently defined for <leader>, use:
:let mapleader
Producing output like:
mapleader ,
It may be undefined if not previously set, defaulting instead to a backslash \
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What is the difference between Server.MapPath and HostingEnvironment.MapPath?
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Server.MapPath() eventually calls HostingEnvironment.MapPath(), but it creates a VirtualPath object with specific options:
The VirtualPath object passed to HostingEnvironment.MapPath() is constructed like this:
VirtualPath.Create(path, Virtua...
How to do math in a Django template?
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You can use the add filter:
{{ object.article.rating_score|add:"-100" }}
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What does the double colon (::) mean in CSS?
What does the double colon ( :: ) mean in CSS?
3 Answers
3
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Do using statements and await keywords play nicely in c#
I have a situation where I am making an async call to a method that returns and IDisposable instance. For example:
1 An...
Is it better to use Enumerable.Empty() as opposed to new List() to initialize an IEnumerable
...uld be noticeable impact.
Enumerable.Empty does not create an object per call thus putting less load on GC.
If the code is in low-throughput location, then it boils down to aesthetic considerations though.
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How to manually expand a special variable (ex: ~ tilde) in bash
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Using eval is a horrible suggestion, it's really bad that it gets so many upvotes. You will run into all sorts of problems when the variable's value contains shell meta characters.
– user2719058
Aug 31 '14 at 19:47
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